IndividualActive
Elden Chao
NPI 1902691678 · Pharmacist · Rancho Cucamonga, CA
Elden Chao is a Pharmacist provider in Rancho Cucamonga, CA (NPI 1902691678).
Provider details
- NPI number
- 1902691678
- Entity type
- Individual
- Primary specialty
- PharmacistPharmacy Service Providers
- Sole proprietor
- No
- License
- 90169 (CA)
Specialties & taxonomies
Pharmacy Service Providers
Profile Score
Established profile(55/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
7170 Day Creek Blvd
Rancho Cucamonga, CA 91739-8821
Phone: (909) 463-7846
Street-level locationGet directions
Mailing address
2925 Easton Pl
Rowland Heights, CA 91748-4880
Registry dates
- Enumerated
- 2025-04-11
- Last updated
- 2025-04-11
- Certified
- 2025-04-11
Frequently asked questions
- What is Elden Chao's NPI number?
- Elden Chao's National Provider Identifier (NPI) is 1902691678, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elden Chao's specialty?
- Elden Chao is listed in the NPPES registry with a primary specialty of Pharmacist (Pharmacy Service Providers).
- Where is Elden Chao located?
- Elden Chao's practice location on file with NPPES is 7170 Day Creek Blvd, Rancho Cucamonga, CA 91739-8821.
- What is Elden Chao's phone number?
- The practice phone number listed in the NPPES registry for Elden Chao is (909) 463-7846.
- Is Elden Chao's NPI active?
- Yes — Elden Chao's NPI (1902691678) is active in the NPPES registry as of the last update on 2025-04-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.